<?php

/**
 * @file
 * A special handler that properly formats bit rate fields as Kbps.
 */

/**
 * Render a field as a readable value in hours, minutes, and seconds.
 *
 * @ingroup views_field_handlers
 */
class filefield_meta_handler_field_bitrate extends views_handler_field_numeric {

    function option_definition() {
        $options = parent::option_definition();

        $options['format'] = array('default' => 'default', 'translatable' => TRUE);

        // Remove the separator options since we don't need them.
        unset($options['separator']);

        return $options;
    }

    function options_form(&$form, &$form_state) {
        parent::options_form($form, $form_state);

        // Remove the separator and alter options since we don't need them.
        unset($form['separator']);

        $form['prefix']['#weight'] = 10;
        $form['suffix']['#weight'] = 10;
        $form['format'] = array(
            '#type' => 'select',
            '#title' => t('Format'),
            '#default_value' => $this->options['format'],
            '#options' => array(
                'default' => t('Default (Mbps or Kbps)'),
                'raw' => t('Raw numberic value'),
            ),
        );
    }

    function render($values) {
        $value = $values->{$this->field_alias};

        // Check to see if hiding should happen before adding prefix and suffix.
        if ($this->options['hide_empty'] && empty($value) && ($value !== 0 || $this->options['empty_zero'])) {
            return '';
        }

        switch ($this->options['format']) {
            case 'raw':
                $output = $value;
                break;
            default:
                $output = theme('filefield_meta_bitrate', $value);
        }

        return check_plain($this->options['prefix']) . $output . check_plain($this->options['suffix']);
    }

}
